They reveal 76.8 million people in USA own smartphones, up 11% from 3 months earlier, and Microsoftâ€™s share of that installed base continues to drop rapidly, now sitting at 5.8% or 4.45 million users. This is down 0.9% from 6.7% the previous month.

The effect is likely due to the lack of new Windows Phone 7 handsets being released into the market regularly, unlike on Android, something which will not be as much of an issue next year, when handsets will be released throughout the year rather than in a single wave.

It does moreover show that Microsoft still has a lot to prove in the mobile market. Do our readers think the company should be doing anything differently? Let us know below.